What was found
FIRST OFFICER'S CLEARVIEW EMERGENCY EXIT WINDOW WOULD NOT OPEN. CLEANED AND LUBED UPPER LOCKING MECHANISM, OPERATION CHECKS GOOD IAW DC-9 MM 56-10-3.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FIRST OFFICER'S CLEARVIEW EMERGENCY EXIT WINDOW WOULD NOT OPEN. CLEANED AND LUBED UPPER LOCKING MECHANISM, OPERATION CHECKS GOOD IAW DC-9 MM 56-10-3.